/* ═══════════════════════════════════════════════════════
   GAP — Будівельна Архітектура
   Editorial architectural minimalism · dark ← → ivory
   ═══════════════════════════════════════════════════════ */

:root {
  /* palette */
  --ink:        #0a0a0a;
  --ink-2:      #141414;
  --ink-3:      #1d1d1d;
  --ivory:      #f2efe9;
  --ivory-2:    #e8e3d8;
  --paper:      #faf7f1;
  --mute:       #8a867c;
  --line:       rgba(242,239,233,0.14);
  --line-dark:  rgba(10,10,10,0.12);
  --accent:     #c9a76a;   /* warm brass */

  /* type */
  --display: "Unbounded", "Arial Narrow", sans-serif;
  --body:    "Manrope", "Helvetica Neue", Arial, sans-serif;

  /* rhythm */
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(5rem, 10vw, 9rem);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
*::selection { background: var(--accent); color: var(--ink); }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--ink);
}

body {
  font-family: var(--body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  color: var(--ivory);
  background: var(--ink);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; cursor: pointer; border: none; background: none; }

/* ───────────────── TYPOGRAPHY ───────────────── */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.015em;
}

em { font-style: italic; font-family: "Cormorant Garamond", Georgia, serif; font-weight: 500; letter-spacing: 0; }

/* ───────────────── NAV ───────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--gutter);
  background: color-mix(in srgb, var(--ink) 65%, transparent);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border-bottom: 1px solid var(--line);
  transition: padding 0.25s ease;
}
.nav.is-scrolled { padding: 0.75rem var(--gutter); }

.nav__logo { display: flex; flex-direction: column; line-height: 1; }
.nav__logo-mark {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}
.nav__logo-sub {
  font-size: 0.63rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--mute);
  margin-top: 0.25rem;
}

.nav__links { display: flex; gap: 2.2rem; }
.nav__links a {
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ivory);
  opacity: 0.75;
  transition: opacity 0.2s, color 0.2s;
  position: relative;
}
.nav__links a:hover { opacity: 1; color: var(--accent); }
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s ease;
}
.nav__links a:hover::after { transform: scaleX(1); }

.nav__burger {
  display: none; width: 44px; height: 44px; padding: 8px 6px;
  position: relative; z-index: 60;
  -webkit-tap-highlight-color: transparent;
}
.nav__burger span {
  position: absolute; left: 6px; right: 6px; height: 1.5px; background: var(--ivory);
  transition: transform 0.3s, top 0.3s, opacity 0.2s;
}
.nav__burger span:nth-child(1) { top: 10px; }
.nav__burger span:nth-child(2) { top: 18px; }
.nav__burger span:nth-child(3) { top: 26px; }
.nav__burger.is-open span:nth-child(1) { top: 18px; transform: rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; }
.nav__burger.is-open span:nth-child(3) { top: 18px; transform: rotate(-45deg); }

/* ───────────────── HERO ───────────────── */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  position: relative;
  background: var(--ink);
  overflow: hidden;
  padding: clamp(6rem, 10vh, 8rem) var(--gutter) 3rem;
}
.hero::before {
  /* frame */
  content: ""; position: absolute;
  inset: clamp(4.5rem, 8vh, 6.5rem) clamp(1.2rem, 3vw, 2.5rem) clamp(1.2rem, 3vw, 2.5rem);
  border: 1px solid var(--line);
  pointer-events: none;
  z-index: 1;
}
.hero::after {
  /* subtle vignette */
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(120% 80% at 70% 120%, rgba(201,167,106,0.12), transparent 60%);
  pointer-events: none;
}

.hero__moon {
  position: absolute;
  top: -12%; left: -18%;
  width: min(80vw, 1000px);
  z-index: 0;
  filter: brightness(0.95) contrast(1.05);
  mix-blend-mode: screen;
  animation: moonFloat 14s ease-in-out infinite alternate;
}
@keyframes moonFloat {
  from { transform: translate(0, 0); }
  to   { transform: translate(2%, -1.5%); }
}

.hero__grid {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto 1fr auto auto;
  gap: clamp(1.5rem, 3vh, 3rem);
  min-height: calc(100vh - 10rem);
  min-height: calc(100svh - 10rem);
  max-width: 1600px; margin: 0 auto;
}

.hero__meta {
  grid-column: 1 / -1;
  display: flex; justify-content: space-between;
  font-size: 0.75rem; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--mute);
}
.tick::before { content: "— "; }

.hero__title {
  grid-column: 1 / -1;
  align-self: center;
  margin-top: auto;
}
.hero__title-pre {
  display: block;
  font-family: "Cormorant Garamond", Georgia, serif;
  font-weight: 400; font-style: italic;
  font-size: clamp(1.75rem, 3.5vw, 2.8rem);
  color: var(--ivory-2);
  margin-bottom: 0.25em;
  letter-spacing: 0;
}
.hero__title-main {
  display: block;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(3.5rem, 13vw, 12rem);
  line-height: 0.86;
  letter-spacing: -0.025em;
  background: linear-gradient(180deg, var(--ivory) 0%, var(--ivory) 55%, #b8b3a7 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  overflow-wrap: anywhere;
}

.hero__lede {
  grid-column: 1 / 2;
  max-width: 42ch;
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  line-height: 1.6;
  color: var(--ivory-2);
}

.hero__cta { grid-column: 2 / 3; align-self: end; display: flex; gap: 0.75rem; flex-wrap: wrap; justify-content: flex-end; }

.hero__mark {
  grid-column: 1 / 2;
  display: flex; align-items: center; gap: 1rem;
  align-self: end;
}
.mark__word {
  font-family: var(--display); font-weight: 800;
  font-size: 2.5rem; line-height: 1;
  -webkit-text-stroke: 1px var(--ivory);
  color: transparent;
  letter-spacing: -0.02em;
}
.mark__line { flex: 1; height: 1px; background: var(--line); max-width: 120px; }
.mark__year {
  font-size: 0.7rem; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--mute);
}

.hero__scroll {
  grid-column: 2 / 3; align-self: end;
  display: flex; align-items: center; gap: 0.75rem;
  font-size: 0.7rem; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--mute);
}
.scroll-line {
  width: 60px; height: 1px; background: var(--line); overflow: hidden; position: relative;
}
.scroll-line__inner {
  position: absolute; inset: 0; background: var(--ivory);
  transform-origin: left; animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%   { transform: translateX(-100%); }
  50%  { transform: translateX(0); }
  100% { transform: translateX(100%); }
}

/* ───────────────── BUTTONS ───────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.85rem 1.4rem;
  font-size: 0.78rem; letter-spacing: 0.22em; text-transform: uppercase;
  font-weight: 500;
  border: 1px solid transparent;
  transition: transform 0.25s ease, background 0.25s, color 0.25s, border-color 0.25s;
  white-space: nowrap;
}
.btn--primary {
  background: var(--ivory); color: var(--ink); border-color: var(--ivory);
}
.btn--primary:hover { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.btn--ghost { border-color: var(--line); color: var(--ivory); }
.btn--ghost:hover { border-color: var(--ivory); background: rgba(242,239,233,0.06); }
.btn--lg { padding: 1.05rem 1.7rem; font-size: 0.84rem; }
.btn { min-height: 44px; }
.btn svg { transition: transform 0.3s ease; }
.btn:hover svg { transform: translateX(3px); }

/* ───────────────── MARQUEE ───────────────── */
.marquee {
  background: var(--ivory);
  color: var(--ink);
  border-block: 1px solid var(--ink);
  overflow: hidden;
  padding: 1.25rem 0;
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(0.9rem, 1.8vw, 1.4rem);
  letter-spacing: 0.04em;
}
.marquee__track {
  display: inline-flex; gap: 2.5rem; white-space: nowrap;
  animation: marquee 58s linear infinite;
  padding-left: 2.5rem;
}
.marquee__track span:nth-child(even) { color: var(--accent); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ───────────────── SECTION HEAD ───────────────── */
.section-head {
  display: flex; align-items: baseline; gap: 1.2rem;
  padding-bottom: 1.2rem; margin-bottom: 3rem;
  border-bottom: 1px solid var(--line);
}
.section-head--light { border-color: var(--line-dark); }
.section-num {
  font-family: var(--display); font-weight: 300;
  font-size: 0.95rem; color: var(--accent);
  letter-spacing: 0.1em;
}
.section-label {
  font-size: 0.72rem; letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--mute);
}

/* ───────────────── ABOUT ───────────────── */
.about {
  padding: var(--section-y) var(--gutter);
  background: var(--ink);
  max-width: 1600px; margin: 0 auto;
}
.about__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 4rem 5rem;
}
.about__title {
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  line-height: 1;
  grid-column: 1;
  align-self: start;
}
.about__title em { color: var(--accent); }
.about__body { grid-column: 2; display: flex; flex-direction: column; gap: 1.15rem; max-width: 52ch; }
.about__body p { color: var(--ivory-2); font-size: 1rem; line-height: 1.7; }
.about__lede { font-size: 1.2rem !important; line-height: 1.55 !important; color: var(--ivory) !important; }

.about__stats {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 2.5rem;
  border-top: 1px solid var(--line);
}
.stat {
  padding: 2.2rem 1.5rem 1rem 0;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 0.6rem;
}
.stat:last-child { border-right: none; }
.stat__num {
  font-family: var(--display); font-weight: 500;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1;
  color: var(--ivory);
  letter-spacing: -0.03em;
}
.stat__label {
  font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--mute); line-height: 1.4;
}

/* ───────────────── PHILOSOPHY ───────────────── */
.philosophy {
  padding: var(--section-y) var(--gutter);
  background: var(--paper);
  color: var(--ink);
  position: relative;
  overflow: hidden;
}
.philosophy::before {
  content: ""; position: absolute; inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent 0 calc(100% / 12 - 1px), rgba(10,10,10,0.03) calc(100% / 12 - 1px) calc(100% / 12));
  pointer-events: none;
}
.philosophy .section-num { color: var(--ink); }
.philosophy .section-label { color: #5a564d; }

.philosophy__title {
  font-size: clamp(2.25rem, 5.5vw, 5rem);
  line-height: 1; margin-bottom: 3.5rem;
  max-width: 18ch;
  position: relative;
}

.values { list-style: none; position: relative; }
.value {
  display: grid;
  grid-template-columns: 4rem minmax(17rem, 22rem) 1fr;
  column-gap: 3rem;
  align-items: baseline;
  padding: 1.75rem 0;
  border-top: 1px solid var(--line-dark);
  transition: padding-left 0.4s ease, background 0.4s ease;
}
.value:last-child { border-bottom: 1px solid var(--line-dark); }
.value:hover { padding-left: 1rem; background: rgba(201,167,106,0.08); }
.value__num {
  font-family: "Cormorant Garamond", serif; font-weight: 500; font-style: italic;
  font-size: 1.5rem; color: var(--accent);
  letter-spacing: 0.05em;
}
.value__word {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  line-height: 1; letter-spacing: -0.01em;
  white-space: nowrap;
}
.value__desc {
  color: #4a463d; font-size: 0.98rem; line-height: 1.55;
  max-width: 52ch;
}

/* ───────────────── SERVICES ───────────────── */
.services {
  padding: var(--section-y) var(--gutter);
  background: var(--ink);
  max-width: 1600px; margin: 0 auto;
}
.services__title {
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  line-height: 1;
  margin-bottom: 4rem;
  overflow-wrap: anywhere;
}
.services__title em { color: var(--accent); }

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.service {
  padding: 2rem 1.75rem 2.5rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background 0.35s ease, color 0.35s ease;
  position: relative;
  min-height: 220px;
  display: flex; flex-direction: column; gap: 0.9rem;
}
.service:hover { background: var(--ivory); color: var(--ink); }
.service:hover .service__num { color: var(--ink); }
.service__head { display: flex; align-items: baseline; gap: 0.8rem; }
.service__num {
  font-family: var(--display); font-size: 0.85rem;
  color: var(--accent); letter-spacing: 0.1em;
}
.service h3 {
  font-family: var(--display); font-weight: 500;
  font-size: 1.25rem; line-height: 1.15;
}
.service p {
  font-size: 0.93rem; line-height: 1.55;
  opacity: 0.72;
}

/* ───────────────── PROJECTS ───────────────── */
.projects {
  padding: var(--section-y) var(--gutter);
  background: var(--paper);
  color: var(--ink);
}
.projects .section-num { color: var(--ink); }
.projects .section-label { color: #5a564d; }

.projects__header {
  display: grid; grid-template-columns: 1.3fr 1fr;
  gap: 3rem; margin-bottom: 2.5rem;
  align-items: end;
}
.projects__title {
  font-size: clamp(2.25rem, 5.5vw, 5rem);
  line-height: 1;
}
.projects__title em { color: var(--accent); font-style: italic; }
.projects__intro {
  color: #4a463d; font-size: 1rem; line-height: 1.65;
  max-width: 50ch;
}

.projects__filter {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  padding-bottom: 1.5rem; margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--line-dark);
}
.chip {
  padding: 0.55rem 1rem;
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  border: 1px solid var(--line-dark);
  color: #4a463d;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  min-height: 40px;
}
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip.is-active {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
}

.grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-flow: dense;
  gap: 1.5rem;
}

/* Varied card sizes for editorial feel */
.card        { grid-column: span 4; }
.card--wide  { grid-column: span 6; }
.card--large { grid-column: span 8; }
.card--full  { grid-column: span 12; }
.card--tall  { grid-column: span 4; }

.card {
  position: relative;
  overflow: hidden;
  transition: opacity 0.4s ease, transform 0.4s ease;
  cursor: pointer;
}
.card.is-hidden { display: none; }

.card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--ink-2);
}
.card--wide .card__media { aspect-ratio: 16 / 9; }
.card--large .card__media { aspect-ratio: 16 / 8; }
.card--tall .card__media { aspect-ratio: 3 / 4; }
.card--full .card__media { aspect-ratio: 21 / 9; }

.card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1s cubic-bezier(0.19, 1, 0.22, 1), filter 0.5s;
  filter: saturate(0.92);
}
.card:hover .card__media img {
  transform: scale(1.06);
  filter: saturate(1.08);
}

.card__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(10,10,10,0.85) 100%);
  opacity: 0; transition: opacity 0.4s ease;
  display: flex; align-items: flex-end; padding: 1.5rem;
  color: var(--ivory);
  pointer-events: none;
}
.card:hover .card__overlay { opacity: 1; }

.card__overlay-meta {
  display: grid; gap: 0.35rem;
  font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase;
}
.card__overlay-meta strong {
  font-family: var(--display); font-weight: 500;
  font-size: 1.3rem; letter-spacing: 0;
  text-transform: none;
}

.card__info {
  padding: 1.1rem 0.2rem 0.3rem;
  display: flex; flex-direction: column; gap: 0.3rem;
}
.card__name {
  font-family: var(--display); font-weight: 500;
  font-size: 1.05rem; line-height: 1.2;
  color: var(--ink);
}
.card__meta {
  display: flex; gap: 1rem; flex-wrap: wrap;
  font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: #6b675d;
}
.card__meta .dot { color: var(--accent); }

/* ───────────────── CALLOUT ───────────────── */
.callout {
  background: var(--ink);
  padding: var(--section-y) var(--gutter);
  border-top: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.callout::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(60% 80% at 80% 50%, rgba(201,167,106,0.08), transparent 70%);
}
.callout__inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 1.5rem;
  text-align: center; align-items: center;
  position: relative; z-index: 1;
}
.callout__label {
  font-family: var(--display); font-weight: 500;
  font-size: clamp(2rem, 6vw, 4.5rem);
  line-height: 1; letter-spacing: -0.02em;
}
.callout__label em { color: var(--accent); font-style: italic; }
.callout__text {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--ivory-2);
  line-height: 1.55;
  max-width: 58ch;
}

/* ───────────────── CONTACT ───────────────── */
.contact {
  padding: var(--section-y) var(--gutter);
  background: var(--ink);
  max-width: 1600px; margin: 0 auto;
}
.contact__grid {
  max-width: 640px;
  margin: 0 auto;
}
.contact__title {
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  line-height: 0.98;
  margin-bottom: 1rem;
}
.contact__sub {
  color: var(--mute); font-size: 0.85rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  margin-bottom: 2.5rem;
}
.contact__info { display: flex; flex-direction: column; gap: 1rem; }
.info-row {
  display: grid; grid-template-columns: 7rem 1fr;
  gap: 1.5rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}
.info-row:last-child { border-bottom: 1px solid var(--line); }
.info-row dt {
  font-size: 0.7rem; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--mute); padding-top: 0.15rem;
}
.info-row dd {
  font-size: 1rem; line-height: 1.5; color: var(--ivory-2);
}
.info-row a { border-bottom: 1px solid transparent; transition: border-color 0.2s, color 0.2s; }
.info-row a:hover { color: var(--accent); border-color: var(--accent); }
.phone-tag {
  font-size: 0.6rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--mute); margin-left: 0.4rem;
}
.socials { display: flex; flex-direction: column; gap: 0.4rem; }


/* ───────────────── FOOTER ───────────────── */
.footer {
  background: var(--ink);
  border-top: 1px solid var(--line);
  padding: 3rem var(--gutter) 2rem;
}
.footer__top {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1rem; padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}
.footer__mark {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(4rem, 16vw, 14rem);
  line-height: 0.85;
  -webkit-text-stroke: 1px var(--ivory);
  color: transparent;
  letter-spacing: -0.02em;
}
.footer__tag {
  font-size: 0.72rem; letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--mute);
}
.footer__bottom {
  display: flex; justify-content: space-between; gap: 1rem;
  padding-top: 1.5rem;
  font-size: 0.78rem; letter-spacing: 0.12em;
  color: var(--mute);
  flex-wrap: wrap;
}
.footer__bottom a:hover { color: var(--accent); }

/* ───────────────── REVEAL ANIMATIONS ───────────────── */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.9s cubic-bezier(0.19, 1, 0.22, 1), transform 0.9s cubic-bezier(0.19, 1, 0.22, 1);
}
.reveal.is-in { opacity: 1; transform: translateY(0); }

.reveal-stagger > * {
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-stagger.is-in > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-in > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.is-in > *:nth-child(2) { transition-delay: 0.12s; }
.reveal-stagger.is-in > *:nth-child(3) { transition-delay: 0.19s; }
.reveal-stagger.is-in > *:nth-child(4) { transition-delay: 0.26s; }
.reveal-stagger.is-in > *:nth-child(5) { transition-delay: 0.33s; }
.reveal-stagger.is-in > *:nth-child(6) { transition-delay: 0.40s; }
.reveal-stagger.is-in > *:nth-child(7) { transition-delay: 0.47s; }
.reveal-stagger.is-in > *:nth-child(8) { transition-delay: 0.54s; }

/* ───────────────── RESPONSIVE ───────────────── */

@media (max-width: 960px) {
  /* ── NAV ── */
  body.menu-open { overflow: hidden; }

  .nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: calc(100vh - 64px);
    height: calc(100svh - 64px);
    background: var(--ink);
    flex-direction: column; gap: 0;
    padding: 0;
    border-top: 1px solid var(--line);
    overflow-y: auto;
    z-index: 55;
  }
  .nav__links.is-open {
    display: flex;
  }
  .nav__links a {
    font-size: 1.3rem; letter-spacing: 0.05em;
    padding: 1.25rem var(--gutter);
    border-bottom: 1px solid var(--line);
    display: block;
  }
  .nav__burger { display: block; }

  /* ── HERO ── */
  .hero {
    padding: clamp(5rem, 8vh, 7rem) var(--gutter) 2rem;
  }
  .hero__grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto auto auto;
    min-height: calc(100vh - 8rem);
    min-height: calc(100svh - 8rem);
  }
  .hero__lede { grid-column: 1; }
  .hero__lede br { display: none; }
  .hero__cta { grid-column: 1; justify-content: flex-start; }
  .hero__mark { grid-column: 1; }
  .hero__scroll { display: none; }
  .hero__moon {
    top: -8%; left: -30%;
    width: min(100vw, 700px);
  }

  /* ── ABOUT ── */
  .about__grid { grid-template-columns: 1fr; gap: 2rem; }
  .about__title, .about__body { grid-column: 1; }
  .about__stats { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 1.75rem 1rem 1rem 0; }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--line); }

  /* ── PHILOSOPHY / VALUES ── */
  .value { grid-template-columns: 3rem 1fr; gap: 1rem; }
  .value__desc { grid-column: 1 / -1; padding-top: 0.5rem; }

  /* ── SERVICES ── */
  .services__grid { grid-template-columns: repeat(2, 1fr); }

  /* ── PROJECTS ── */
  .projects__header { grid-template-columns: 1fr; gap: 1.5rem; }

  .projects__filter {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 1.25rem;
    gap: 0.4rem;
  }
  .projects__filter::-webkit-scrollbar { display: none; }
  .chip { flex-shrink: 0; }

  .grid { grid-template-columns: repeat(6, 1fr); gap: 1rem; }
  .card        { grid-column: span 6; }
  .card--wide  { grid-column: span 6; }
  .card--large { grid-column: span 6; }
  .card--full  { grid-column: span 6; }
  .card--tall  { grid-column: span 6; }

  /* Hide hover overlay on touch devices — card__info is visible below */
  .card__overlay { display: none; }

  /* ── Hide decorative line breaks in body text ── */
  .callout__text br { display: none; }


  /* ── FOOTER ── */
  .footer__top { flex-direction: column; }
}

@media (max-width: 520px) {
  /* ── HERO ── */
  .hero__title-main { font-size: clamp(2.2rem, 10vw, 4rem); }
  .hero__title-pre { font-size: clamp(1.4rem, 3vw, 2rem); }
  .hero__meta { flex-direction: column; gap: 0.3rem; }
  .hero__cta { flex-direction: column; gap: 0.6rem; }
  .hero__cta .btn { width: 100%; justify-content: center; }

  /* ── ABOUT ── */
  .about__stats { gap: 0; }
  .stat__num { font-size: clamp(2rem, 10vw, 3rem); }

  /* ── PHILOSOPHY ── */
  .philosophy__title { font-size: clamp(1.8rem, 7vw, 3rem); margin-bottom: 2.5rem; }
  .value { padding: 1.25rem 0; }
  .value__word { font-size: clamp(1.2rem, 4.5vw, 1.6rem); }
  .value__num { font-size: 1.2rem; }

  /* ── SERVICES ── */
  .services__title { font-size: clamp(2rem, 8vw, 3.5rem); margin-bottom: 2.5rem; }
  .services__grid { grid-template-columns: 1fr; }
  .service { min-height: auto; padding: 1.5rem 1.25rem 1.75rem; }

  /* ── PROJECTS ── */
  .projects__title { font-size: clamp(1.8rem, 7vw, 3rem); }
  .card__media { aspect-ratio: 4 / 3 !important; }

  /* ── CALLOUT ── */
  .callout__label { font-size: clamp(1.6rem, 7vw, 3rem); }
  .callout__inner .btn { width: 100%; justify-content: center; }

  /* ── CONTACT ── */
  .contact__title { font-size: clamp(1.8rem, 7vw, 3rem); }
  .info-row { grid-template-columns: 1fr; gap: 0.4rem; }

  /* ── FOOTER ── */
  .footer__mark { font-size: clamp(3rem, 18vw, 8rem); }
  .footer__bottom {
    flex-direction: column; gap: 0.6rem;
    align-items: flex-start;
  }

  /* ── GENERAL ── */
  .section-head { margin-bottom: 2rem; }
}

@media (max-width: 380px) {
  :root { --gutter: 1rem; }
  .hero__title-main { font-size: clamp(2rem, 9vw, 3.2rem); }
  .about__title { font-size: clamp(1.8rem, 8vw, 2.5rem); }
  .stat__num { font-size: clamp(1.8rem, 9vw, 2.5rem); }
  .nav__links a { font-size: 1.1rem; padding: 1.1rem var(--gutter); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}